abstract |
Benzotriazinium dyestuffs of the formula WHEREIN THE RADICALS HAVE THE BELOW MENTIONED MEANING, ARE SUITABLE FOR DYEING AND PRINTING OF NATURAL AND SYNTHETIC MATERIALS, PARTICULARLY OF POLYACRYLNITRILE, COPOLYMERS OF ACRYLNITRILE WITH OTHER VINYL COMPOUNDS, OF ACID MODIFIED POLYESTERS AND ACID MODIFIED POLYAMIDES. |